Ключевые слова: aged, aging, alone, app, background, beard, call, casual, cell, cheerful, concept, discussing, elder, elderly, emotion, expression, expressions, eyes, gadget, grandpa, hair, hat, holding, information, isolated, leisure, life, lifestyle, loneliness, man, news, nice, online, people, phone, phoning, posing, positive, retired, retiree, retirement, senior, smartphone, smiling, talking, white, wireless, wrinkled, wrinkles,